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<pre><code><span id="1" class="l"><a class="l" href="#1"> 1: </a><span class="xlang">&lt;?php</span>
</span><span id="2" class="l"><a class="l" href="#2"> 2: </a><span class="php-comment">/**
</span></span><span id="3" class="l"><a class="l" href="#3"> 3: </a><span class="php-comment"> * Slug Helper
</span></span><span id="4" class="l"><a class="l" href="#4"> 4: </a><span class="php-comment"> * 
</span></span><span id="5" class="l"><a class="l" href="#5"> 5: </a><span class="php-comment"> * @author Leandro Baratucci
</span></span><span id="6" class="l"><a class="l" href="#6"> 6: </a><span class="php-comment"> * @package abismo
</span></span><span id="7" class="l"><a class="l" href="#7"> 7: </a><span class="php-comment"> */</span> 
</span><span id="8" class="l"><a class="l" href="#8"> 8: </a>App::uses(<span class="php-quote">'FormHelper'</span>, <span class="php-quote">'View/Helper'</span>);
</span><span id="9" class="l"><a class="l" href="#9"> 9: </a>
</span><span id="10" class="l"><a class="l" href="#10">10: </a><span class="php-comment">/**
</span></span><span id="11" class="l"><a class="l" href="#11">11: </a><span class="php-comment"> * Slug Helper Class
</span></span><span id="12" class="l"><a class="l" href="#12">12: </a><span class="php-comment"> * 
</span></span><span id="13" class="l"><a class="l" href="#13">13: </a><span class="php-comment"> * @subpackage view.helpers
</span></span><span id="14" class="l"><a class="l" href="#14">14: </a><span class="php-comment"> */</span> 
</span><span id="15" class="l"><a class="l" href="#15">15: </a><span class="php-keyword1">class</span> <a id="SlugHelper" href="#SlugHelper">SlugHelper</a> <span class="php-keyword1">extends</span> AppHelper{
</span><span id="16" class="l"><a class="l" href="#16">16: </a>    
</span><span id="17" class="l"><a class="l" href="#17">17: </a><span class="php-comment">/**
</span></span><span id="18" class="l"><a class="l" href="#18">18: </a><span class="php-comment"> * Transforma strings en strings aptas para urls amigables y SEO
</span></span><span id="19" class="l"><a class="l" href="#19">19: </a><span class="php-comment"> * 
</span></span><span id="20" class="l"><a class="l" href="#20">20: </a><span class="php-comment"> * @param string $string
</span></span><span id="21" class="l"><a class="l" href="#21">21: </a><span class="php-comment"> * @param string $slug
</span></span><span id="22" class="l"><a class="l" href="#22">22: </a><span class="php-comment"> * @return string
</span></span><span id="23" class="l"><a class="l" href="#23">23: </a><span class="php-comment"> */</span>     
</span><span id="24" class="l"><a class="l" href="#24">24: </a>    <span class="php-keyword1">function</span> <a id="_transform" href="#_transform">transform</a>(<span class="php-var">$string</span>, <span class="php-var">$slug</span> = <span class="php-quote">'-'</span>) {
</span><span id="25" class="l"><a class="l" href="#25">25: </a>        <span class="php-var">$string</span> = <span class="php-keyword2">iconv</span>(<span class="php-quote">&quot;UTF-8&quot;</span>, <span class="php-quote">&quot;ASCII//TRANSLIT&quot;</span>, <span class="php-var">$string</span>);
</span><span id="26" class="l"><a class="l" href="#26">26: </a>        <span class="php-var">$string</span> = <span class="php-keyword2">strtolower</span>(<span class="php-var">$string</span>);
</span><span id="27" class="l"><a class="l" href="#27">27: </a>        <span class="php-keyword1">if</span> (<span class="php-var">$slug</span>) {
</span><span id="28" class="l"><a class="l" href="#28">28: </a>        <span class="php-var">$string</span> = <span class="php-keyword2">preg_replace</span>(<span class="php-quote">'/[^a-z0-9]/i'</span>, <span class="php-var">$slug</span>, <span class="php-var">$string</span>);
</span><span id="29" class="l"><a class="l" href="#29">29: </a>        <span class="php-var">$string</span> = <span class="php-keyword2">preg_replace</span>(<span class="php-quote">'/'</span> . <span class="php-var">$slug</span> . <span class="php-quote">'{2,}/i'</span>, <span class="php-var">$slug</span>, <span class="php-var">$string</span>);
</span><span id="30" class="l"><a class="l" href="#30">30: </a>        <span class="php-var">$string</span> = <span class="php-keyword2">trim</span>(<span class="php-var">$string</span>, <span class="php-var">$slug</span>);
</span><span id="31" class="l"><a class="l" href="#31">31: </a>        }
</span><span id="32" class="l"><a class="l" href="#32">32: </a>        <span class="php-keyword1">return</span> <span class="php-var">$string</span>;
</span><span id="33" class="l"><a class="l" href="#33">33: </a>    }
</span><span id="34" class="l"><a class="l" href="#34">34: </a>}
</span><span id="35" class="l"><a class="l" href="#35">35: </a></span></code></pre>

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